The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 30, 2010
Filed:
Sep. 28, 2007
Naoki Ii, Suwa, JP;
Naoki Ii, Suwa, JP;
Seiko Epson Corporation, , JP;
Abstract
A unit operable in a plurality of operating modes includes a first circuit, a regulator and current controller. The first circuit is adapted to operate in a first operating mode, and not to operate in a second operating mode preceding the first operating mode. The a regulator is adapted to supply driving voltage to the first circuit, and switchable among a plurality of levels of internal current. The current controller adapted to control the internal current of the regulator in the first operating mode to a first level among the plurality of levels of internal current. The current controller adapted control the internal current of the regulator in the second operating mode to a second level among the plurality of levels of internal current. The second level is lower than the first level.